CN105305100A - Multi-band co-caliber high-efficiency antenna array - Google Patents
Multi-band co-caliber high-efficiency antenna array Download PDFInfo
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Abstract
The invention provides a multi-band co-caliber high-efficiency antenna array which comprises a sub-reflector surface, an S-band dipole antenna array, a Ka-band main reflector surface array, a feed source horn antenna, an X-band waveguide slot array antenna, a Ku-band waveguide slot array antenna and filling foam. The antenna array is divided into upper and lower layers. The Ka-band main reflector surface array is on the upper layer. X-band and Ku-band waveguide slot array antennas are on the lower layer. The sub-reflector surface is arranged right above the Ka-band main reflector surface array. X-band and Ku-band waveguide slot array antennas are arranged in a traveling wave array form and are crossed. The S-band dipole antenna array is vertically inserted into a waveguide slot between X-band and Ku-band waveguide slot array antennas. The feed source horn antenna is arranged at the center of the antenna array surface, and the axis and the axis of the sub-reflector surface are in a straight line. The filling foam is arranged below the Ku-band waveguide slot array antenna, so that the upper surfaces of the X-band and Ku-band waveguide slot array antennas are located at the same level height. The multi-band co-caliber high-efficiency antenna array provided by the invention has the advantages of light weight, high efficiency and low feeder loss.
Description
Technical field
The present invention relates to common reflector array technique field, particularly a kind of multiband Shared aperture high effective antenna battle array.
Background technology
The certain methods such as the implementation method of multifrequency antenna has lamination, nested, when working frequency range difference is many, the general method adopting Shared aperture or part Shared aperture.The important development trend of of common reflector is multiband, broadband, uses two or more frequency range to share an aerial array, can give full play to the feature of radar surveying.The structure of different frequent points adopts the working method of lamination usually, between improve its isolation with FSS (frequency-selective surfaces).The design of common reflector can adopt microstrip antenna, doublet structure, helical antenna structure, parabola and helical antenna etc.But because microstrip antenna has the advantage of easy to process, low section, Yi Zuzhen, so most common reflector is all adopt microstrip structure.When antenna array is larger, use microstrip structure feed, feeder loss is larger, and antenna efficiency is low.Waveguide slotted array front bore electric field amplitude and PHASE DISTRIBUTION can accurately control, and waveguide power capacity is large, loss is little, thus easily realize the requirement of high efficiency, high-gain, high power, Sidelobe, narrow beam and shaped-beam; Secondly, its feed system and radiating system integration, become platy structure, and antenna profile side is less therefore can conveniently rotate or conformal with aircraft carrier.In order to reduce antenna section, scholars propose Cassegrain antenna, but it is heavier, and the degree of coupling between each frequency range is high, and efficiency is low, and feeder loss is high.
Summary of the invention
The object of the present invention is to provide a kind of multiband Shared aperture high effective antenna battle array that can be operated in S, X, Ku, Ka wave band.
The technical solution realizing the object of the invention is: a kind of multiband Shared aperture high effective antenna battle array, comprises subreflector, S-band dipole antenna array, Ka wave band primary reflection surface array, Feed Horn antenna, X-band Waveguide slot array antenna, Ku wave band Waveguide slot array antenna, filled and process;
Described antenna array is divided into upper and lower two-layer, and upper strata is Ka wave band primary reflection surface array, lower floor is X-band Waveguide slot array antenna, Ku wave band Waveguide slot array antenna; Subreflector is arranged at directly over Ka wave band primary reflection surface array; Row ripple formation formula is adopted to arrange between described X-band Waveguide slot array antenna, Ku wave band Waveguide slot array antenna, and the Ku wave band Waveguide slot antenna cross arrangement of the X-band Waveguide slot antenna of X-band Waveguide slot array antenna and Ku wave band Waveguide slot array antenna; S-band dipole antenna array vertically inserts the waveguide seam between X-band Waveguide slot array antenna, Ku wave band Waveguide slot array antenna; Feed Horn antenna is arranged at the front center of antenna array, and the axis of the axis of Feed Horn antenna and subreflector point-blank; The below that filled and process is arranged at Ku wave band Waveguide slot array antenna makes X-band Waveguide slot array antenna, Ku wave band waveguide slotted array upper antenna surface is positioned at same level height.
Further, in described S-band dipole antenna array, the spacing of adjacent two row's S-band dipole antennas is 3 row's X-band Waveguide slot antennas and 3 row Ku wave band Waveguide slot antenna width sums.
Further, each S-band dipole antenna in described S-band dipole antenna array includes that the metal that dipole dielectric layer and dipole dielectric layer surface print is guided into, doublet unit, 180 ° of power splitters, microstrip line port, coupling minor matters; From bottom microstrip line port feed, energy arrives doublet unit through 180 ° of power splitters, is then radiated in space.
Further, described Ka wave band primary reflection surface array comprises the reflection circle ring element of reflecting medium layer and the printing of reflecting medium layer upper surface, and the distance in reflection circle ring element between the neighboring reflection annulus center of circle is 0.6 times of the Ka wave band primary reflection surface array operation band wavelength of antenna array; Electromagnetic wave arrives subreflector back reflection from Feed Horn antenna and returns Ka wave band primary reflection surface array, and the size of adjustment reflection circle ring element, regulates the reflected phase will of incident wave, make the electromagnetic wave reflected back realize radiation in the same way.
Further, described Feed Horn antenna comprises coaxial feed port, waveguide segment, loudspeaker section; Coaxial feed port is positioned at the position of 1/4Ka wave band primary reflection surface array operation band wavelength bottom waveguide segment, and waveguide segment is connected with loudspeaker section.
Further, the Narrow Wall of Waveguide wall of described X-band Waveguide slot array antenna is opened " splayed configuration " X Waveguide slot unit, the Narrow Wall of Waveguide wall of Ku wave band Waveguide slot array antenna is opened " splayed configuration " Ku Waveguide slot unit, from waveguide port feed, from the radiating element emittance of X-band Waveguide slot array antenna and Ku wave band Waveguide slot array antenna.
Further, described subreflector is arranged at directly over Ka wave band primary reflection surface array, and the distance between subreflector to Ka wave band primary reflection surface array upper surface is 0.3 times of Ka wave band primary reflection surface array bore.
Compared with prior art, its remarkable advantage is in the present invention: (1) upper strata is S frequency range, adopts dipole as antenna element, blocks smaller to lower floor's antenna; (2) adopt Cassegrain reflective array antenna in the middle of, section is low, reduces the degree of coupling between each frequency range, lightweight; (3) lower floor adopts waveguide slotted array form, and efficiency is high, and feeder loss is low.
Accompanying drawing explanation
Fig. 1 is multifrequency Shared aperture high efficiency array antenna structure frame side view of the present invention.
Fig. 2 is multifrequency Shared aperture high efficiency array antenna structure framework vertical view of the present invention.
Fig. 3 is multifrequency Shared aperture high efficiency array antenna S band dipole sub-unit structure figure of the present invention.
Fig. 4 is multifrequency Shared aperture high efficiency array antenna S frequency range of the present invention single dipole antenna array antenna pattern.
Fig. 5 is the structural representation of multifrequency Shared aperture high efficiency array antenna Ka wave band reflectarray antenna of the present invention.
Fig. 6 is the feed structure figure of multifrequency Shared aperture high efficiency array antenna Ka wave band reflectarray antenna of the present invention.
Fig. 7 is multifrequency Shared aperture high efficiency array antenna Ka wave band of the present invention reflection front schematic diagram.
Fig. 8 is the reflector element structure chart of multifrequency Shared aperture high efficiency array antenna Ka wave band of the present invention.
Fig. 9 is the antenna pattern of the reflectarray antenna of multifrequency Shared aperture high efficiency array antenna Ka wave band of the present invention.
Figure 10 is multifrequency Shared aperture high efficiency array X/Ku waveguide slotted array structural representation of the present invention.
Figure 11 is the waveguide slotted array cellular construction figure of multifrequency Shared aperture high efficiency array X/Ku wave band of the present invention.
Figure 12 is the single waveguide slotted array antenna pattern of multifrequency Shared aperture high efficiency array antenna X-band of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Multiband Shared aperture high effective antenna battle array of the present invention, wherein the antenna of S frequency range adopts pole subelement, and middle Ka wave band is reflective array form, in conjunction with the feature of Cassegrain antenna, reduce whole antenna section with subreflector, lower floor is the integrated of X/Ku wave band waveguide slotted array.Because frequency is different, the height of waveguide is different, in order to the performance of upper strata antenna, pads one deck foam below the waveguide of Ku wave band, makes the height of waveguide slotted array identical.
Operation principle of the present invention is: the frequency ratio of S/X/Ku/Ka is 1:3.75:6.62:11.7, and directly all integrated, aperture efficiency is lower, easily has the appearance of screen.Lower according to its frequency feature S-band frequency ratio, unit interval is large, and adopt the unit form of dipole, size is smaller, and its structure can vertically insert, and takies bore smaller, is placed on upper strata, and its feeding network is in lower floor.Ka wave band frequency range is high, and identical bore number of unit is many, and feeding network compares and is difficult to realize, and adopt the form of Cassegrain reflective array, adopt annulus reflector element, essence is FSS unit, smaller to the performance impact of other frequency ranges.Lower floor is X, Ku waveguide slotted array, and it adopts part Shared aperture mode, opens biased crack on the narrow limit of waveguide, by some radiation fronts, one intersect place coupled waveguide, one be coupled waveguide feed feed waveguide totally 3 parts form.
Composition graphs 1 ~ 2, multiband Shared aperture high effective antenna battle array of the present invention, comprises subreflector 1, S-band dipole antenna array 2, Ka wave band primary reflection surface array 3, Feed Horn antenna 4, X-band Waveguide slot array antenna 5, Ku wave band Waveguide slot array antenna 6, filled and process 7; Described antenna array is divided into upper and lower two-layer, and upper strata is Ka wave band primary reflection surface array 3, lower floor is X-band Waveguide slot array antenna 5, Ku wave band Waveguide slot array antenna 6; Subreflector 1 is arranged at directly over Ka wave band primary reflection surface array 3; Row ripple formation formula is adopted to arrange between described X-band Waveguide slot array antenna 5, Ku wave band Waveguide slot array antenna 6, and the Ku wave band Waveguide slot antenna cross arrangement of the X-band Waveguide slot antenna of X-band Waveguide slot array antenna 5 and Ku wave band Waveguide slot array antenna 6; S-band dipole antenna array 2 vertically inserts the waveguide seam between X-band Waveguide slot array antenna 5, Ku wave band Waveguide slot array antenna 6; Feed Horn antenna 4 is arranged at the front center of antenna array, and the axis of the axis of Feed Horn antenna 4 and subreflector 1 point-blank; The below that filled and process 7 is arranged at Ku wave band Waveguide slot array antenna 6 makes X-band Waveguide slot array antenna 5, Ku wave band Waveguide slot array antenna 6 upper surface is positioned at same level height.
Further, in described S-band dipole antenna array 2, the spacing of adjacent two row's S-band dipole antennas is 3 row's X-band Waveguide slot antennas and 3 row Ku wave band Waveguide slot antenna width sums.
Further, each S-band dipole antenna in described S-band dipole antenna array 2 includes that metal dipole dielectric layer 25 and dipole dielectric layer 25 surface printed guides 21 into, doublet unit 22,180 ° of power splitters 23, microstrip line port 24, coupling minor matters 26; From bottom microstrip line port 24 feed, energy arrives doublet unit 22 through 180 ° of power splitters 23, is then radiated in space.
Further, described Ka wave band primary reflection surface array 3 comprises the reflection circle ring element 31 of reflecting medium layer 32 and the printing of reflecting medium layer 32 upper surface, and the distance in reflection circle ring element 31 between the neighboring reflection annulus center of circle is 0.6 times of the Ka wave band primary reflection surface array 3 working frequency range wavelength of antenna array; Electromagnetic wave arrives subreflector 1 back reflection from Feed Horn antenna 4 and returns Ka wave band primary reflection surface array 3, and the size of adjustment reflection circle ring element 2, regulates the reflected phase will of incident wave, make the electromagnetic wave reflected back realize radiation in the same way.
Further, described Feed Horn antenna 4 comprises coaxial feed port 41, waveguide segment 42, loudspeaker section 43; Coaxial feed port 41 is positioned at the position of 1/4Ka wave band primary reflection surface array 3 working frequency range wavelength bottom waveguide segment 42, and waveguide segment 42 is connected with loudspeaker section 43.
Further, the Narrow Wall of Waveguide wall of described X-band Waveguide slot array antenna 5 is opened " splayed configuration " X Waveguide slot unit 51, the Narrow Wall of Waveguide wall of Ku wave band Waveguide slot array antenna 6 is opened " splayed configuration " Ku Waveguide slot unit 61, from waveguide port feed, from the radiating element emittance of X-band Waveguide slot array antenna 5 and Ku wave band Waveguide slot array antenna 6.
Further, described subreflector 1 is arranged at directly over Ka wave band primary reflection surface array 3, and the distance between subreflector 1 to Ka wave band primary reflection surface array 3 upper surface is 0.3 times of Ka wave band primary reflection surface array 3 bore.
Embodiment 1
Whole antenna array is of a size of 2.4m*2.4m.
In conjunction with Fig. 1-2, multiband Shared aperture high effective antenna battle array of the present invention, comprises subreflector 1, S-band dipole antenna array 2, Ka wave band primary reflection surface array 3, Feed Horn antenna 4, X-band Waveguide slot array antenna 5, Ku wave band Waveguide slot array antenna 6, filled and process 7;
Composition graphs 3-4, the S band dipole sub antenna array of multifrequency Shared aperture high efficiency array of the present invention.
Dielectric-slab adopts " RogersRT/duroid5880 (tm) ", thickness is 0.254mm, dipole antenna unit comprises: microstrip line port (50 ohm of couplings) 24,180 ° of power splitters 23, doublet unit 22, the metal in antenna front guides 21 into, coupling minor matters 26, mainly in order to play the effect of guiding into, improve antenna gain.In order to improve the efficiency of antenna, unit interval is 0.6 wavelength and 90mm, and total 26*26 unit, as shown in Figure 3, the antenna pattern of this antenna as shown in Figure 4.
Composition graphs 5-9, the Ka wave band reflecting antenna of multifrequency Shared aperture high efficiency array.Antenna adopts the form of reflective array, and as shown in Figure 5, feeding classification adopts and just presents, and as shown in Figure 6, adopt coaxial feed port 41, the beamwidth of antenna pattern is 70 ° to Feed Horn.The longitudinal profile aspect ratio of conventional reflector array antenna is comparatively large, and in conjunction with the feature of Cassegrain parabolic antenna, introduce subreflector 1 above antenna, the distance of distance Ka wave band primary reflection surface array 3 upper surface is 0.3 times of front caliber size.The section of antenna is reduced half.According to the filtering characteristic of FSS unit, reflector element adopts reflection circle ring element 31, and change the phase place of incident wave as shown in Figure 7 by the size adjusting annulus, its reflected wave can realize the phase shift range of 360 °.As shown in Figure 8, the material of dielectric-slab is " ArlonCuClad217 (tm) " to reflection circle ring element, and thickness is 0.5mm, and unit interval is 0.6 wavelength and 7mm.When front unit is 32*32, as shown in Figure 9, the aperture efficiency of antenna is 50% to the antenna pattern of its aerial array.
Composition graphs 10-12, the waveguide slotted array of the X/Ku wave band of multifrequency Shared aperture high efficiency array.Antenna adopts the form of Waveguide slot, opens the gap of a series of " eight " font as shown in Figure 10 on the narrow limit of waveguide, and angle of inclination and the seam in adjustment gap are wide, and then adjust its admittance value, realize inphase radiations, because it is all waveguiding structure, dielectric loss is little, and radiation efficiency is high.As shown in figure 11, the duct width of X-band is 12.16mm to its overall waveguide slotted array structural representation, is highly that the duct width of 24.86mm, Ku wave band is 8.48mm, height 14.96mm.The Waveguide slot spacing of each row is 0.6 wavelength, in order to make the planar waveguide of two frequency ranges consistent, needs filled media in the below of Ku frequency range.When number of slots is 88, the antenna pattern of antenna as shown in figure 12.
In sum, multiband Shared aperture high effective antenna battle array of the present invention, upper strata is S frequency range, adopts dipole as antenna element, blocks smaller to lower floor's antenna; Middle employing Cassegrain reflective array antenna, section is low, reduces the degree of coupling between each frequency range, lightweight; Lower floor adopts waveguide slotted array form, and efficiency is high, and feeder loss is low.
Claims (7)
1. a multiband Shared aperture high effective antenna battle array, it is characterized in that, comprise subreflector (1), S-band dipole antenna array (2), Ka wave band primary reflection surface array (3), Feed Horn antenna (4), X-band Waveguide slot array antenna (5), Ku wave band Waveguide slot array antenna (6), filled and process (7);
Described antenna array is divided into upper and lower two-layer, and upper strata is Ka wave band primary reflection surface array (3), lower floor is X-band Waveguide slot array antenna (5), Ku wave band Waveguide slot array antenna (6); Subreflector (1) is arranged at directly over Ka wave band primary reflection surface array (3); Row ripple formation formula is adopted to arrange between described X-band Waveguide slot array antenna (5), Ku wave band Waveguide slot array antenna (6), and the Ku wave band Waveguide slot antenna cross arrangement of the X-band Waveguide slot antenna of X-band Waveguide slot array antenna (5) and Ku wave band Waveguide slot array antenna (6); S-band dipole antenna array (2) vertically inserts the waveguide seam between X-band Waveguide slot array antenna (5), Ku wave band Waveguide slot array antenna (6); Feed Horn antenna (4) is arranged at the front center of antenna array, and the axis of the axis of Feed Horn antenna (4) and subreflector (1) point-blank; The below that filled and process (7) is arranged at Ku wave band Waveguide slot array antenna (6) makes X-band Waveguide slot array antenna (5), Ku wave band Waveguide slot array antenna (6) upper surface is positioned at same level height.
2. multiband Shared aperture high effective antenna battle array according to claim 1, it is characterized in that, in described S-band dipole antenna array (2), the spacing of adjacent two row's S-band dipole antennas is 3 row's X-band Waveguide slot antennas and 3 row Ku wave band Waveguide slot antenna width sums.
3. multiband Shared aperture high effective antenna battle array according to claim 1 and 2, it is characterized in that, each S-band dipole antenna in described S-band dipole antenna array (2) includes metal dipole dielectric layer (25) and dipole dielectric layer (25) surface printed and guides (21), doublet unit (22), 180 ° of power splitters (23), microstrip line port (24), coupling minor matters (26) into; From bottom microstrip line port (24) feed, energy arrives doublet unit (22) through 180 ° of power splitters (23), is then radiated in space.
4. multiband Shared aperture high effective antenna battle array according to claim 1 and 2, it is characterized in that, described Ka wave band primary reflection surface array (3) comprises the reflection circle ring element (31) of reflecting medium layer (32) and the printing of reflecting medium layer (32) upper surface, and the distance in reflection circle ring element (31) between the neighboring reflection annulus center of circle is 0.6 times of Ka wave band primary reflection surface array (3) the working frequency range wavelength of antenna array; Electromagnetic wave arrives subreflector (1) back reflection from Feed Horn antenna (4) and returns Ka wave band primary reflection surface array (3), the size of adjustment reflection circle ring element (2), regulate the reflected phase will of incident wave, make the electromagnetic wave reflected back realize radiation in the same way.
5. multiband Shared aperture high effective antenna battle array according to claim 1 and 2, it is characterized in that, described Feed Horn antenna (4) comprises coaxial feed port (41), waveguide segment (42), loudspeaker section (43); Coaxial feed port (41) is positioned at the position apart from waveguide segment (42) bottom 1/4Ka wave band primary reflection surface array (3) working frequency range wavelength, and waveguide segment (42) is connected with loudspeaker section (43).
6. multiband Shared aperture high effective antenna battle array according to claim 1 and 2, it is characterized in that, " splayed configuration " X Waveguide slot unit (51) opened by the Narrow Wall of Waveguide wall of described X-band Waveguide slot array antenna (5), the Narrow Wall of Waveguide wall of Ku wave band Waveguide slot array antenna (6) is opened " splayed configuration " Ku Waveguide slot unit (61), from waveguide port feed, from the radiating element emittance of X-band Waveguide slot array antenna (5) and Ku wave band Waveguide slot array antenna (6).
7. multiband Shared aperture high effective antenna battle array according to claim 1 and 2, it is characterized in that, described subreflector (1) is arranged at directly over Ka wave band primary reflection surface array (3), and the distance between subreflector (1) to Ka wave band primary reflection surface array (3) upper surface is 0.3 times of Ka wave band primary reflection surface array (3) bore.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643522A (en) * | 2017-09-19 | 2018-01-30 | 中国电子科技集团公司第三十八研究所 | A kind of spaceborne sexual intercourse instrumentation radar system of Dual-band dual-polarization |
| CN109167183A (en) * | 2018-08-07 | 2019-01-08 | 中国人民解放军空军工程大学 | Cassegrain reflective array antenna |
| CN110085993A (en) * | 2019-05-29 | 2019-08-02 | 上海京济通信技术有限公司 | The high circular polarisation purity X-wave band autenna front in broadband |
| CN110112580A (en) * | 2019-05-10 | 2019-08-09 | 电子科技大学 | A kind of circular waveguide double frequency common reflector based on structure multiplexing |
| CN110649372A (en) * | 2019-09-09 | 2020-01-03 | 北京交通大学 | Low-profile planar dual reflector antenna |
| CN112290233A (en) * | 2020-10-21 | 2021-01-29 | 航天南湖电子信息技术股份有限公司 | Large-scale multifrequency section is total to battle array face antenna |
| CN113261159A (en) * | 2019-04-04 | 2021-08-13 | 华为技术有限公司 | Composite artificial dielectric and multiband antenna feed |
| CN113506984A (en) * | 2021-05-24 | 2021-10-15 | 中国电子科技集团公司第二十九研究所 | Metamaterial decoupling structure applied to improving far-field isolation between horn antenna arrays |
| CN114243269A (en) * | 2021-12-13 | 2022-03-25 | 清华大学 | Asymmetric periodic corrugated leaky-wave antenna unit, antenna array and antenna system |
| CN114883775A (en) * | 2022-05-26 | 2022-08-09 | 陕西长岭电子科技有限责任公司 | Flat plate crack array antenna of submarine radar |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037497A (en) * | 2014-05-13 | 2014-09-10 | 安徽华东光电技术研究所 | Ku wave band transmitting-receiving common-caliber multilayer printed antenna |
| CN104836019A (en) * | 2015-05-13 | 2015-08-12 | 西安电子科技大学 | Three-frequency-range common-caliber active navigation antenna |
-
2015
- 2015-09-17 CN CN201510596002.6A patent/CN105305100B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037497A (en) * | 2014-05-13 | 2014-09-10 | 安徽华东光电技术研究所 | Ku wave band transmitting-receiving common-caliber multilayer printed antenna |
| CN104836019A (en) * | 2015-05-13 | 2015-08-12 | 西安电子科技大学 | Three-frequency-range common-caliber active navigation antenna |
Non-Patent Citations (2)
| Title |
|---|
| ZUO DENG ET AL: "A novel element ofmillimeter wave reflectarray antenna", 《 SIGNAL PROCESSING, COMMUNICATION AND COMPUTING (ICSPCC), 2013 IEEE INTERNATIONAL CONFERENCE ON》 * |
| 师桂花: "毫米波反射阵天线的研究与设计", 《中国硕士学位论文全文数据库》 * |
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| CN107643522A (en) * | 2017-09-19 | 2018-01-30 | 中国电子科技集团公司第三十八研究所 | A kind of spaceborne sexual intercourse instrumentation radar system of Dual-band dual-polarization |
| CN109167183A (en) * | 2018-08-07 | 2019-01-08 | 中国人民解放军空军工程大学 | Cassegrain reflective array antenna |
| CN113261159A (en) * | 2019-04-04 | 2021-08-13 | 华为技术有限公司 | Composite artificial dielectric and multiband antenna feed |
| CN110112580A (en) * | 2019-05-10 | 2019-08-09 | 电子科技大学 | A kind of circular waveguide double frequency common reflector based on structure multiplexing |
| CN110112580B (en) * | 2019-05-10 | 2021-02-05 | 电子科技大学 | Circular waveguide dual-frequency common-aperture antenna based on structural multiplexing |
| CN110085993A (en) * | 2019-05-29 | 2019-08-02 | 上海京济通信技术有限公司 | The high circular polarisation purity X-wave band autenna front in broadband |
| CN110649372A (en) * | 2019-09-09 | 2020-01-03 | 北京交通大学 | Low-profile planar dual reflector antenna |
| CN110649372B (en) * | 2019-09-09 | 2020-12-29 | 北京交通大学 | Low-profile planar dual reflector antenna |
| CN112290233A (en) * | 2020-10-21 | 2021-01-29 | 航天南湖电子信息技术股份有限公司 | Large-scale multifrequency section is total to battle array face antenna |
| CN112290233B (en) * | 2020-10-21 | 2022-05-17 | 航天南湖电子信息技术股份有限公司 | Large-scale multifrequency section is total to battle array face antenna |
| CN113506984A (en) * | 2021-05-24 | 2021-10-15 | 中国电子科技集团公司第二十九研究所 | Metamaterial decoupling structure applied to improving far-field isolation between horn antenna arrays |
| CN114243269A (en) * | 2021-12-13 | 2022-03-25 | 清华大学 | Asymmetric periodic corrugated leaky-wave antenna unit, antenna array and antenna system |
| CN114243269B (en) * | 2021-12-13 | 2023-01-17 | 清华大学 | Asymmetric periodic corrugated leaky-wave antenna unit, antenna array and antenna system |
| CN114883775A (en) * | 2022-05-26 | 2022-08-09 | 陕西长岭电子科技有限责任公司 | Flat plate crack array antenna of submarine radar |
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